mail.backdoro.com - robtex.com

mail.backdoro.com

DNSSEC⚠️ Not signed
A192.121.252.59🇸🇪 Cygategroup192.121.252.0/24 CYGATEGROUP-NET
PTRdoroexperience.com

backdoro.com

DNSSEC🔒 Signed (DS record present)
A192.121.252.133🇸🇪 Cygategroup192.121.252.0/24 CYGATEGROUP-NET
NSorigo.nmugroup.com ⭐
NSephemera.nmugroup.se
NSunit.nmugroup.com
NSvertex.nmugroup.se
MXmail.backdoro.com ⭐
TXTv=spf1 mx -all
SOAorigo.nmugroup.comdns@nmugroup.com 2026-05-13 #2

MX for

backdoro.com

Same first word

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DNS History

1 record (1 active, 0 former)

20162017201820192020202120222023202420252026A192.121.252.59
●A192.121.252.592015-07-06 → 2026-05-14 · 2 obs
● 2015-07-06 12:55:40
● 2026-05-14 03:29:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net...-
backdoro.comorigo.nmugroup.com, unit.nmugroup.com, ephemera.nmugroup.se, vertex.nmugroup.se4 records

✅ Authoritative Response

Server:195.246.120.244

NS records: origo.nmugroup.com, unit.nmugroup.com, ephemera.nmugroup.se, vertex.nmugroup.se

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1174ms | Queries: -

📄 Records

TypeCountSample Data
A1192.121.252.59

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (origo.nmugroup.com, origo.nmugroup.com, unit.nmugroup.com...)

Analysis

Mail Server Role

mail.backdoro.com serves as the mail server for backdoro.com.

IP Addresses

mail.backdoro.com points to IP number 192.121.252.59.

Other host names for example mydoromanager.com, www.mydoromanager.com and doromail.com share IP numbers with mail.backdoro.com.